1, women with chronic salpingitis

fertilized egg to reach the fallopian tubes , the transportation pipeline uterine cavity , there are folds, folds on the cilia . Under normal circumstances , the fertilized egg through the fallopian tube cilia beat and smooth muscle motility, is transferred to the uterine cavity . Women with chronic salpingitis , tubal wall mucosal folds its adhesion occurs , causing luminal narrowing and inflammation caused by cilia defects, so that the wall smooth muscle motility ,gucci包包¸, so the fertilized egg is often difficult to be transported to the uterine cavity , place in the fallopian tube implantation , which occurred - outside pregnancy .

2, tubal dysplasia or deformity of women

tubal muscular dysplasia , endometrial lack cilia and other diseases , can transport fertilized tubal dysfunction . Oviduct appear bent, spiral or vice fallopian tubes and other deformities lesions appear when the fertilized egg is difficult to successfully reach the uterine cavity .

3, - tubal endometriosis in women

occurs - tubal endometriosis in women , such as its sub - Endometriosis occurs in the fallopian tubes or interstitial stenosis can lead to more tubal lumen stenosis or obstruction , leaving the fertilized egg is difficult through , and in the - at the tubal implantation development. In addition,· Most prone to ectopic pregnancy Class 8 Women, the fertilized egg to reach the narrow portion or interstitial and ectopic sub - membrane contact, but also easy to implant in which the development,gucci包包¸, the formation of ectopic pregnancy.